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No exploitation reportedFix available

CVE-2019-2740

No exploitation reported by the sources we read.

  • Published2019-07-23
  • Fixed in10.4.7 · 10.3.17 · 10.2.26 · 10.1.41 · 5.5.65

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server: XML). Supported versions that are affected are 5.6.44 and prior, 5.7.26 and prior and 8.0.16 and prior. Easily exploitable vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.0 Base Score 6.5 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H).

Timeline

dates in UTC
  1. 2019-07-2323:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-11-04 03:37 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2019-2740?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2019-2740?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD
MariaDB
BranchAffectedFixed in
10.4≥ 10.4.0, < 10.4.710.4.7
10.3≥ 10.3.0, < 10.3.1710.3.17
10.2≥ 10.2.0, < 10.2.2610.2.26
10.1≥ 10.1.0, < 10.1.4110.1.41
5.5≥ 5.5.0, < 5.5.655.5.65
Redhat enterprise linux eus
BranchAffectedFixed in
8.1= 8.1no fix published
8.2= 8.2no fix published
8.4= 8.4no fix published
8.6= 8.6no fix published
Canonical ubuntu linux
BranchAffectedFixed in
16.4= 16.04no fix published
18.4= 18.04no fix published
19.4= 19.04no fix published

8 more products in the sources.

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Products declared by the CNA1 product

As oracle, the CNA that assigned this CVE, declared them in the CVE record; versions as written.

  • Oracle Corporation MySQL Server
    Affected
    • = 5.6.44 and priorno fix stated
    • = 5.7.26 and priorno fix stated
    • = 8.0.16 and priorno fix stated

Source: the CNA record (CVE Program), © The MITRE Corporation,CVE Terms of UseCVE recordupdated 2019-12-22

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • ardana-cinderSUSE:OpenStack Cloud 8all versions · fixed in 8.0+git.1579279939.ee7da88-3.39.3
  • ardana-cinderSUSE:HPE Helion OpenStack 8all versions · fixed in 8.0+git.1579279939.ee7da88-3.39.3
  • ardana-cobblerSUSE:OpenStack Cloud 8all versions · fixed in 8.0+git.1575037115.0326803-3.41.3
  • ardana-cobblerSUSE:HPE Helion OpenStack 8all versions · fixed in 8.0+git.1575037115.0326803-3.41.3
  • ardana-designateSUSE:OpenStack Cloud 8all versions · fixed in 8.0+git.1573597788.15b7984-3.17.3
  • ardana-designateSUSE:HPE Helion OpenStack 8all versions · fixed in 8.0+git.1573597788.15b7984-3.17.3
  • ardana-extensions-exampleSUSE:OpenStack Cloud 8all versions · fixed in 8.0+git.1534266307.db1ec28-3.3.3
  • ardana-extensions-exampleSUSE:HPE Helion OpenStack 8all versions · fixed in 8.0+git.1534266307.db1ec28-3.3.3

301 more package ranges on OSV.dev

Vendor advisories

  • RHSA-2020:5663 Red Hat Product Security59 products fixed

    Red Hat Security Advisory: mariadb:10.3 security, bug fix, and enhancement update

  • RHSA-2020:5246 Red Hat Product Security250 products fixed

    Red Hat Security Advisory: rh-mariadb103-mariadb and rh-mariadb103-galera security update

Full record on NVD

Fix

  1. Update MariaDB to 10.4.7 · 10.3.17 · 10.2.26 · 10.1.41 · 5.5.65
  2. Vendor fix Red Hat Product Security RHSA-2020:5663 · 59 productsFor details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing this update, the MariaDB server daemon (mysqld) will be restarted automatically.

Advisories and patches

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
none listed
PoC-in-GitHub
Metasploit modules
none listed
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Published
2019-07-23
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-568g-c3m2-wvj8

Frequently asked questions

What is CVE-2019-2740?

Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server: XML). Supported versions that are affected are 5.6.44 and prior, 5.7.26 and prior and 8.0.16 and prior. Easily exploitable vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.0 Base Score 6.5 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H).

Is CVE-2019-2740 actively exploited?

Active exploitation of CVE-2019-2740 has not been confirmed. Its EPSS score was 4.0% on 2026-11-03, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2019-2740?

CVE-2019-2740 has a CVSS v3 base score of 6.5 (MEDIUM severity), with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

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Sources for this record